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Diffstat (limited to 'libXfont/src/fontfile/fontfile.c')
-rw-r--r--libXfont/src/fontfile/fontfile.c2343
1 files changed, 1169 insertions, 1174 deletions
diff --git a/libXfont/src/fontfile/fontfile.c b/libXfont/src/fontfile/fontfile.c
index b56d76a9c..32b5097ac 100644
--- a/libXfont/src/fontfile/fontfile.c
+++ b/libXfont/src/fontfile/fontfile.c
@@ -1,1174 +1,1169 @@
-/* $XdotOrg: xc/lib/font/fontfile/fontfile.c,v 1.4 2005/07/03 07:01:00 daniels Exp $ */
-/* $Xorg: fontfile.c,v 1.4 2001/02/09 02:04:03 xorgcvs Exp $ */
-
-/*
-
-Copyright 1991, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-/* $XFree86: xc/lib/font/fontfile/fontfile.c,v 3.21 2003/12/02 19:50:40 dawes Exp $ */
-
-/*
- * Author: Keith Packard, MIT X Consortium
- */
-/* $NCDXorg: @(#)fontfile.c,v 1.6 1991/07/02 17:00:46 lemke Exp $ */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/fonts/fntfilst.h>
-#include <X11/keysym.h>
-#ifdef WIN32
-#include <ctype.h>
-#endif
-#ifdef _MSC_VER
-#define BOOL W32BOOL
-#include <windows.h>
-#undef _X_HIDDEN
-#define _X_HIDDEN static
-#endif
-
-static unsigned char
-ISOLatin1ToLower(unsigned char source)
-{
- if (source >= XK_A && source <= XK_Z)
- return source + (XK_a - XK_A);
- if (source >= XK_Agrave && source <= XK_Odiaeresis)
- return source + (XK_agrave - XK_Agrave);
- if (source >= XK_Ooblique && source <= XK_Thorn)
- return source + (XK_oslash - XK_Ooblique);
- return source;
-}
-
-void
-CopyISOLatin1Lowered(char *dest, char *source, int length)
-{
- int i;
- for (i = 0; i < length; i++, source++, dest++)
- *dest = ISOLatin1ToLower(*source);
- *dest = '\0';
-}
-
-/*
- * Map FPE functions to renderer functions
- */
-
-static int FontFileOpenBitmapNCF (FontPathElementPtr fpe, FontPtr *pFont,
- int flags, FontEntryPtr entry,
- fsBitmapFormat format,
- fsBitmapFormatMask fmask,
- FontPtr non_cachable_font);
-
-int
-FontFileNameCheck (char *name)
-{
-#ifdef _MSC_VER
- WIN32_FIND_DATA FindData;
- HANDLE hFind;
- char Tmp;
- int LenName=strlen(name)-1;
- Tmp=name[LenName];
- if (Tmp=='/')
- name[LenName]=0;
- hFind=FindFirstFile(name,&FindData);
- name[LenName]=Tmp;
-
- if (hFind==INVALID_HANDLE_VALUE)
- {
- return 0;
- }
- else
- {
- FindClose(hFind);
- if (FindData.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY)
- {
- return 1;
- }
- return 0;
- }
-
-#else
-#ifndef NCD
-#if defined(WIN32)
- /* OS/2 uses D:/... as a path name for fonts, so accept this as a valid
- * path if it starts with a letter and a colon. Same applies for WIN32
- */
- if (isalpha(*name) && name[1]==':')
- return TRUE;
-#endif
- return *name == '/';
-#else
- return ((strcmp(name, "built-ins") == 0) || (*name == '/'));
-#endif
-#endif
-}
-
-int
-FontFileInitFPE (FontPathElementPtr fpe)
-{
- int status;
- FontDirectoryPtr dir;
-
- status = FontFileReadDirectory (fpe->name, &dir);
- if (status == Successful)
- {
- if (dir->nonScalable.used > 0)
- if (!FontFileRegisterBitmapSource (fpe))
- {
- FontFileFreeFPE (fpe);
- return AllocError;
- }
- fpe->private = (pointer) dir;
- }
- return status;
-}
-
-/* ARGSUSED */
-int
-FontFileResetFPE (FontPathElementPtr fpe)
-{
- FontDirectoryPtr dir;
-
- dir = (FontDirectoryPtr) fpe->private;
- /*
- * The reset must fail for bitmap fonts because they get cleared when
- * the path is set.
- */
- if (FontFileDirectoryChanged (dir))
- {
- /* can't do it, so tell the caller to close and re-open */
- return FPEResetFailed;
- }
- else
- {
- if (dir->nonScalable.used > 0)
- if (!FontFileRegisterBitmapSource (fpe))
- {
- return FPEResetFailed;
- }
- return Successful;
- }
-}
-
-int
-FontFileFreeFPE (FontPathElementPtr fpe)
-{
- FontFileUnregisterBitmapSource (fpe);
- FontFileFreeDir ((FontDirectoryPtr) fpe->private);
- return Successful;
-}
-
-static int
-transfer_values_to_alias(char *entryname, int entrynamelength,
- char *resolvedname,
- char **aliasName, FontScalablePtr vals)
-{
- static char aliasname[MAXFONTNAMELEN];
- int nameok = 1, len;
- char lowerName[MAXFONTNAMELEN];
-
- *aliasName = resolvedname;
- if ((len = strlen(*aliasName)) <= MAXFONTNAMELEN &&
- (entrynamelength < MAXFONTNAMELEN) &&
- FontFileCountDashes (*aliasName, len) == 14)
- {
- FontScalableRec tmpVals;
- FontScalableRec tmpVals2;
-
- tmpVals2 = *vals;
-
- /* If we're aliasing a scalable name, transfer values
- from the name into the destination alias, multiplying
- by matrices that appear in the alias. */
-
- CopyISOLatin1Lowered (lowerName, entryname,
- entrynamelength);
- lowerName[entrynamelength] = '\0';
-
- if (FontParseXLFDName(lowerName, &tmpVals,
- FONT_XLFD_REPLACE_NONE) &&
- !tmpVals.values_supplied &&
- FontParseXLFDName(*aliasName, &tmpVals,
- FONT_XLFD_REPLACE_NONE))
- {
- double *matrix = 0, tempmatrix[4];
-
- /* Use a matrix iff exactly one is defined */
- if ((tmpVals.values_supplied & PIXELSIZE_MASK) ==
- PIXELSIZE_ARRAY &&
- !(tmpVals.values_supplied & POINTSIZE_MASK))
- matrix = tmpVals.pixel_matrix;
- else if ((tmpVals.values_supplied & POINTSIZE_MASK) ==
- POINTSIZE_ARRAY &&
- !(tmpVals.values_supplied & PIXELSIZE_MASK))
- matrix = tmpVals.point_matrix;
-
- /* If matrix given in the alias, compute new point
- and/or pixel matrices */
- if (matrix)
- {
- /* Complete the XLFD name to avoid potential
- gotchas */
- if (FontFileCompleteXLFD(&tmpVals2, &tmpVals2))
- {
- tempmatrix[0] =
- matrix[0] * tmpVals2.point_matrix[0] +
- matrix[1] * tmpVals2.point_matrix[2];
- tempmatrix[1] =
- matrix[0] * tmpVals2.point_matrix[1] +
- matrix[1] * tmpVals2.point_matrix[3];
- tempmatrix[2] =
- matrix[2] * tmpVals2.point_matrix[0] +
- matrix[3] * tmpVals2.point_matrix[2];
- tempmatrix[3] =
- matrix[2] * tmpVals2.point_matrix[1] +
- matrix[3] * tmpVals2.point_matrix[3];
- tmpVals2.point_matrix[0] = tempmatrix[0];
- tmpVals2.point_matrix[1] = tempmatrix[1];
- tmpVals2.point_matrix[2] = tempmatrix[2];
- tmpVals2.point_matrix[3] = tempmatrix[3];
-
- tempmatrix[0] =
- matrix[0] * tmpVals2.pixel_matrix[0] +
- matrix[1] * tmpVals2.pixel_matrix[2];
- tempmatrix[1] =
- matrix[0] * tmpVals2.pixel_matrix[1] +
- matrix[1] * tmpVals2.pixel_matrix[3];
- tempmatrix[2] =
- matrix[2] * tmpVals2.pixel_matrix[0] +
- matrix[3] * tmpVals2.pixel_matrix[2];
- tempmatrix[3] =
- matrix[2] * tmpVals2.pixel_matrix[1] +
- matrix[3] * tmpVals2.pixel_matrix[3];
- tmpVals2.pixel_matrix[0] = tempmatrix[0];
- tmpVals2.pixel_matrix[1] = tempmatrix[1];
- tmpVals2.pixel_matrix[2] = tempmatrix[2];
- tmpVals2.pixel_matrix[3] = tempmatrix[3];
-
- tmpVals2.values_supplied =
- (tmpVals2.values_supplied &
- ~(PIXELSIZE_MASK | POINTSIZE_MASK)) |
- PIXELSIZE_ARRAY | POINTSIZE_ARRAY;
- }
- else
- nameok = 0;
- }
-
- CopyISOLatin1Lowered (aliasname, *aliasName, len + 1);
- if (nameok && FontParseXLFDName(aliasname, &tmpVals2,
- FONT_XLFD_REPLACE_VALUE))
- /* Return a version of the aliasname that has
- had the vals stuffed into it. To avoid
- memory leak, this alias name lives in a
- static buffer. The caller needs to be done
- with this buffer before this procedure is
- called again to avoid reentrancy problems. */
- *aliasName = aliasname;
- }
- }
- return nameok;
-}
-
-/* ARGSUSED */
-int
-FontFileOpenFont (pointer client, FontPathElementPtr fpe, Mask flags,
- char *name, int namelen,
- fsBitmapFormat format, fsBitmapFormatMask fmask,
- XID id, FontPtr *pFont, char **aliasName,
- FontPtr non_cachable_font)
-{
- FontDirectoryPtr dir;
- char lowerName[MAXFONTNAMELEN];
- char fileName[MAXFONTFILENAMELEN*2 + 1];
- FontNameRec tmpName;
- FontEntryPtr entry;
- FontScalableRec vals;
- FontScalableEntryPtr scalable;
- FontScaledPtr scaled;
- FontBitmapEntryPtr bitmap;
- int ret;
- Bool noSpecificSize;
- int nranges;
- fsRange *ranges;
-
- if (namelen >= MAXFONTNAMELEN)
- return AllocError;
- dir = (FontDirectoryPtr) fpe->private;
-
- /* Match non-scalable pattern */
- CopyISOLatin1Lowered (lowerName, name, namelen);
- lowerName[namelen] = '\0';
- ranges = FontParseRanges(lowerName, &nranges);
- tmpName.name = lowerName;
- tmpName.length = namelen;
- tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
- if (!FontParseXLFDName(lowerName, &vals, FONT_XLFD_REPLACE_NONE))
- bzero(&vals, sizeof(vals));
- if (!(entry = FontFileFindNameInDir (&dir->nonScalable, &tmpName)) &&
- tmpName.ndashes == 14 &&
- FontParseXLFDName (lowerName, &vals, FONT_XLFD_REPLACE_ZERO))
- {
- tmpName.length = strlen(lowerName);
- entry = FontFileFindNameInDir (&dir->nonScalable, &tmpName);
- }
-
- if (entry)
- {
- switch (entry->type) {
- case FONT_ENTRY_BITMAP:
- bitmap = &entry->u.bitmap;
- if (bitmap->pFont)
- {
- *pFont = bitmap->pFont;
- (*pFont)->fpe = fpe;
- ret = Successful;
- }
- else
- {
- ret = FontFileOpenBitmapNCF (fpe, pFont, flags, entry, format,
- fmask, non_cachable_font);
- if (ret == Successful && *pFont)
- (*pFont)->fpe = fpe;
- }
- break;
- case FONT_ENTRY_ALIAS:
- vals.nranges = nranges;
- vals.ranges = ranges;
- transfer_values_to_alias(entry->name.name, entry->name.length,
- entry->u.alias.resolved, aliasName, &vals);
- ret = FontNameAlias;
- break;
- default:
- ret = BadFontName;
- }
- }
- else
- {
- ret = BadFontName;
- }
-
- if (ret != BadFontName)
- {
- if (ranges) free(ranges);
- return ret;
- }
-
- /* Match XLFD patterns */
- CopyISOLatin1Lowered (lowerName, name, namelen);
- lowerName[namelen] = '\0';
- tmpName.name = lowerName;
- tmpName.length = namelen;
- tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
- if (!FontParseXLFDName (lowerName, &vals, FONT_XLFD_REPLACE_ZERO) ||
- !(tmpName.length = strlen (lowerName),
- entry = FontFileFindNameInScalableDir (&dir->scalable, &tmpName,
- &vals))) {
- CopyISOLatin1Lowered (lowerName, name, namelen);
- lowerName[namelen] = '\0';
- tmpName.name = lowerName;
- tmpName.length = namelen;
- tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
- entry = FontFileFindNameInScalableDir (&dir->scalable, &tmpName, &vals);
- if (entry)
- {
- strcpy(lowerName, entry->name.name);
- tmpName.name = lowerName;
- tmpName.length = entry->name.length;
- tmpName.ndashes = entry->name.ndashes;
- }
- }
-
- if (entry)
- {
- noSpecificSize = FALSE; /* TRUE breaks XLFD enhancements */
- if (entry->type == FONT_ENTRY_SCALABLE &&
- FontFileCompleteXLFD (&vals, &entry->u.scalable.extra->defaults))
- {
- scalable = &entry->u.scalable;
- if ((vals.values_supplied & PIXELSIZE_MASK) == PIXELSIZE_ARRAY ||
- (vals.values_supplied & POINTSIZE_MASK) == POINTSIZE_ARRAY ||
- (vals.values_supplied &
- ~SIZE_SPECIFY_MASK & ~CHARSUBSET_SPECIFIED))
- scaled = 0;
- else
- scaled = FontFileFindScaledInstance (entry, &vals,
- noSpecificSize);
- /*
- * A scaled instance can occur one of two ways:
- *
- * Either the font has been scaled to this
- * size already, in which case scaled->pFont
- * will point at that font.
- *
- * Or a bitmap instance in this size exists,
- * which is handled as if we got a pattern
- * matching the bitmap font name.
- */
- if (scaled)
- {
- if (scaled->pFont)
- {
- *pFont = scaled->pFont;
- (*pFont)->fpe = fpe;
- ret = Successful;
- }
- else if (scaled->bitmap)
- {
- entry = scaled->bitmap;
- bitmap = &entry->u.bitmap;
- if (bitmap->pFont)
- {
- *pFont = bitmap->pFont;
- (*pFont)->fpe = fpe;
- ret = Successful;
- }
- else
- {
- ret = FontFileOpenBitmapNCF (fpe, pFont, flags, entry,
- format, fmask,
- non_cachable_font);
- if (ret == Successful && *pFont)
- (*pFont)->fpe = fpe;
- }
- }
- else /* "cannot" happen */
- {
- ret = BadFontName;
- }
- }
- else
- {
- ret = FontFileMatchBitmapSource (fpe, pFont, flags, entry, &tmpName, &vals, format, fmask, noSpecificSize);
- if (ret != Successful)
- {
- char origName[MAXFONTNAMELEN];
-
- CopyISOLatin1Lowered (origName, name, namelen);
- origName[namelen] = '\0';
-
- /* Pass the original XLFD name in the vals
- structure; the rasterizer is free to examine it
- for hidden meanings. This information will not
- be saved in the scaled-instances table. */
-
- vals.xlfdName = origName;
- vals.ranges = ranges;
- vals.nranges = nranges;
-
- if (strlen(dir->directory) + strlen(scalable->fileName) >=
- sizeof(fileName)) {
- ret = BadFontName;
- } else {
- strcpy (fileName, dir->directory);
- strcat (fileName, scalable->fileName);
- if (scalable->renderer->OpenScalable) {
- ret = (*scalable->renderer->OpenScalable) (fpe, pFont,
- flags, entry, fileName, &vals, format, fmask,
- non_cachable_font);
- }
- else if (scalable->renderer->OpenBitmap) {
- ret = (*scalable->renderer->OpenBitmap) (fpe, pFont,
- flags, entry, fileName, format, fmask,
- non_cachable_font);
- }
- }
-
- /* In case rasterizer does something bad because of
- charset subsetting... */
- if (ret == Successful &&
- ((*pFont)->info.firstCol > (*pFont)->info.lastCol ||
- (*pFont)->info.firstRow > (*pFont)->info.lastRow))
- {
- (*(*pFont)->unload_font)(*pFont);
- ret = BadFontName;
- }
- /* Save the instance */
- if (ret == Successful)
- {
- if (FontFileAddScaledInstance (entry, &vals,
- *pFont, (char *) 0))
- ranges = 0;
- else
- (*pFont)->fpePrivate = (pointer) 0;
- (*pFont)->fpe = fpe;
- }
- }
- }
- }
- }
- else
- ret = BadFontName;
-
- if (ranges)
- free(ranges);
- return ret;
-}
-
-/* ARGSUSED */
-void
-FontFileCloseFont (FontPathElementPtr fpe, FontPtr pFont)
-{
- FontEntryPtr entry;
-
- if ((entry = (FontEntryPtr) pFont->fpePrivate)) {
- switch (entry->type) {
- case FONT_ENTRY_SCALABLE:
- FontFileRemoveScaledInstance (entry, pFont);
- break;
- case FONT_ENTRY_BITMAP:
- entry->u.bitmap.pFont = 0;
- break;
- default:
- /* "cannot" happen */
- break;
- }
- pFont->fpePrivate = 0;
- }
- (*pFont->unload_font) (pFont);
-}
-
-static int
-FontFileOpenBitmapNCF (FontPathElementPtr fpe, FontPtr *pFont,
- int flags, FontEntryPtr entry,
- fsBitmapFormat format, fsBitmapFormatMask fmask,
- FontPtr non_cachable_font)
-{
- FontBitmapEntryPtr bitmap;
- char fileName[MAXFONTFILENAMELEN*2+1];
- int ret;
- FontDirectoryPtr dir;
-
- dir = (FontDirectoryPtr) fpe->private;
- bitmap = &entry->u.bitmap;
- if(!bitmap || !bitmap->renderer->OpenBitmap)
- return BadFontName;
- if (strlen(dir->directory) + strlen(bitmap->fileName) >= sizeof(fileName))
- return BadFontName;
- strcpy (fileName, dir->directory);
- strcat (fileName, bitmap->fileName);
- ret = (*bitmap->renderer->OpenBitmap)
- (fpe, pFont, flags, entry, fileName, format, fmask,
- non_cachable_font);
- if (ret == Successful)
- {
- bitmap->pFont = *pFont;
- (*pFont)->fpePrivate = (pointer) entry;
- }
- return ret;
-}
-
-int
-FontFileOpenBitmap (FontPathElementPtr fpe, FontPtr *pFont,
- int flags, FontEntryPtr entry,
- fsBitmapFormat format, fsBitmapFormatMask fmask)
-{
- return FontFileOpenBitmapNCF (fpe, pFont, flags, entry, format, fmask,
- (FontPtr)0);
-}
-
-static int
-FontFileGetInfoBitmap (FontPathElementPtr fpe, FontInfoPtr pFontInfo,
- FontEntryPtr entry)
-{
- FontBitmapEntryPtr bitmap;
- char fileName[MAXFONTFILENAMELEN*2+1];
- int ret;
- FontDirectoryPtr dir;
-
- dir = (FontDirectoryPtr) fpe->private;
- bitmap = &entry->u.bitmap;
- if (!bitmap || !bitmap->renderer->GetInfoBitmap)
- return BadFontName;
- if (strlen(dir->directory) + strlen(bitmap->fileName) >= sizeof(fileName))
- return BadFontName;
- strcpy (fileName, dir->directory);
- strcat (fileName, bitmap->fileName);
- ret = (*bitmap->renderer->GetInfoBitmap) (fpe, pFontInfo, entry, fileName);
- return ret;
-}
-
-static void
-_FontFileAddScalableNames(FontNamesPtr names, FontNamesPtr scaleNames,
- FontNamePtr nameptr, char *zeroChars,
- FontScalablePtr vals, fsRange *ranges,
- int nranges, int *max)
-{
- int i;
- FontScalableRec zeroVals, tmpVals;
- for (i = 0; i < scaleNames->nnames; i++)
- {
- char nameChars[MAXFONTNAMELEN];
- if (!*max)
- return;
- FontParseXLFDName (scaleNames->names[i], &zeroVals,
- FONT_XLFD_REPLACE_NONE);
- tmpVals = *vals;
- if (FontFileCompleteXLFD (&tmpVals, &zeroVals))
- {
- --*max;
-
- strcpy (nameChars, scaleNames->names[i]);
- if ((vals->values_supplied & PIXELSIZE_MASK) ||
- !(vals->values_supplied & PIXELSIZE_WILDCARD) ||
- vals->y == 0)
- {
- tmpVals.values_supplied =
- (tmpVals.values_supplied & ~PIXELSIZE_MASK) |
- (vals->values_supplied & PIXELSIZE_MASK);
- tmpVals.pixel_matrix[0] = vals->pixel_matrix[0];
- tmpVals.pixel_matrix[1] = vals->pixel_matrix[1];
- tmpVals.pixel_matrix[2] = vals->pixel_matrix[2];
- tmpVals.pixel_matrix[3] = vals->pixel_matrix[3];
- }
- if ((vals->values_supplied & POINTSIZE_MASK) ||
- !(vals->values_supplied & POINTSIZE_WILDCARD) ||
- vals->y == 0)
- {
- tmpVals.values_supplied =
- (tmpVals.values_supplied & ~POINTSIZE_MASK) |
- (vals->values_supplied & POINTSIZE_MASK);
- tmpVals.point_matrix[0] = vals->point_matrix[0];
- tmpVals.point_matrix[1] = vals->point_matrix[1];
- tmpVals.point_matrix[2] = vals->point_matrix[2];
- tmpVals.point_matrix[3] = vals->point_matrix[3];
- }
- if (vals->width <= 0)
- tmpVals.width = 0;
- if (vals->x == 0)
- tmpVals.x = 0;
- if (vals->y == 0)
- tmpVals.y = 0;
- tmpVals.ranges = ranges;
- tmpVals.nranges = nranges;
- FontParseXLFDName (nameChars, &tmpVals,
- FONT_XLFD_REPLACE_VALUE);
- /* If we're marking aliases with negative lengths, we
- need to concoct a valid target name to follow it.
- Otherwise we're done. */
- if (scaleNames->length[i] >= 0)
- {
- (void) AddFontNamesName (names, nameChars,
- strlen (nameChars));
- /* If our original pattern matches the name from
- the table and that name doesn't duplicate what
- we just added, add the name from the table */
- if (strcmp(nameChars, scaleNames->names[i]) &&
- FontFileMatchName(scaleNames->names[i],
- scaleNames->length[i],
- nameptr) &&
- *max)
- {
- --*max;
- (void) AddFontNamesName (names, scaleNames->names[i],
- scaleNames->length[i]);
- }
- }
- else
- {
- char *aliasName;
- vals->ranges = ranges;
- vals->nranges = nranges;
- if (transfer_values_to_alias(zeroChars,
- strlen(zeroChars),
- scaleNames->names[++i],
- &aliasName, vals))
- {
- (void) AddFontNamesName (names, nameChars,
- strlen (nameChars));
- names->length[names->nnames - 1] =
- -names->length[names->nnames - 1];
- (void) AddFontNamesName (names, aliasName,
- strlen (aliasName));
- /* If our original pattern matches the name from
- the table and that name doesn't duplicate what
- we just added, add the name from the table */
- if (strcmp(nameChars, scaleNames->names[i - 1]) &&
- FontFileMatchName(scaleNames->names[i - 1],
- -scaleNames->length[i - 1],
- nameptr) &&
- *max)
- {
- --*max;
- (void) AddFontNamesName (names,
- scaleNames->names[i - 1],
- -scaleNames->length[i - 1]);
- names->length[names->nnames - 1] =
- -names->length[names->nnames - 1];
- (void) AddFontNamesName (names, aliasName,
- strlen (aliasName));
- }
- }
- }
- }
- }
-}
-
-/* ARGSUSED */
-static int
-_FontFileListFonts (pointer client, FontPathElementPtr fpe,
- char *pat, int len, int max, FontNamesPtr names,
- int mark_aliases)
-{
- FontDirectoryPtr dir;
- char lowerChars[MAXFONTNAMELEN], zeroChars[MAXFONTNAMELEN];
- FontNameRec lowerName;
- FontNameRec zeroName;
- FontNamesPtr scaleNames;
- FontScalableRec vals;
- fsRange *ranges;
- int nranges;
- int result = BadFontName;
-
- if (len >= MAXFONTNAMELEN)
- return AllocError;
- dir = (FontDirectoryPtr) fpe->private;
- CopyISOLatin1Lowered (lowerChars, pat, len);
- lowerChars[len] = '\0';
- lowerName.name = lowerChars;
- lowerName.length = len;
- lowerName.ndashes = FontFileCountDashes (lowerChars, len);
-
- /* Match XLFD patterns */
-
- strcpy (zeroChars, lowerChars);
- if (lowerName.ndashes == 14 &&
- FontParseXLFDName (zeroChars, &vals, FONT_XLFD_REPLACE_ZERO))
- {
- ranges = FontParseRanges(lowerChars, &nranges);
- result = FontFileFindNamesInScalableDir (&dir->nonScalable,
- &lowerName, max, names,
- (FontScalablePtr)0,
- (mark_aliases ?
- LIST_ALIASES_AND_TARGET_NAMES :
- NORMAL_ALIAS_BEHAVIOR) |
- IGNORE_SCALABLE_ALIASES,
- &max);
- zeroName.name = zeroChars;
- zeroName.length = strlen (zeroChars);
- zeroName.ndashes = lowerName.ndashes;
-
- /* Look for scalable names and aliases, adding scaled instances of
- them to the output */
-
- /* Scalable names... */
- scaleNames = MakeFontNamesRecord (0);
- if (!scaleNames)
- {
- if (ranges) free(ranges);
- return AllocError;
- }
- FontFileFindNamesInScalableDir (&dir->scalable, &zeroName, max,
- scaleNames, &vals,
- mark_aliases ?
- LIST_ALIASES_AND_TARGET_NAMES :
- NORMAL_ALIAS_BEHAVIOR, (int *)0);
- _FontFileAddScalableNames(names, scaleNames, &lowerName,
- zeroChars, &vals, ranges, nranges,
- &max);
- FreeFontNames (scaleNames);
-
- /* Scalable aliases... */
- scaleNames = MakeFontNamesRecord (0);
- if (!scaleNames)
- {
- if (ranges) free(ranges);
- return AllocError;
- }
- FontFileFindNamesInScalableDir (&dir->nonScalable, &zeroName,
- max, scaleNames, &vals,
- mark_aliases ?
- LIST_ALIASES_AND_TARGET_NAMES :
- NORMAL_ALIAS_BEHAVIOR, (int *)0);
- _FontFileAddScalableNames(names, scaleNames, &lowerName,
- zeroChars, &vals, ranges, nranges,
- &max);
- FreeFontNames (scaleNames);
-
- if (ranges) free(ranges);
- }
- else
- {
- result = FontFileFindNamesInScalableDir (&dir->nonScalable,
- &lowerName, max, names,
- (FontScalablePtr)0,
- mark_aliases ?
- LIST_ALIASES_AND_TARGET_NAMES :
- NORMAL_ALIAS_BEHAVIOR,
- &max);
- if (result == Successful)
- result = FontFileFindNamesInScalableDir (&dir->scalable,
- &lowerName, max, names,
- (FontScalablePtr)0,
- mark_aliases ?
- LIST_ALIASES_AND_TARGET_NAMES :
- NORMAL_ALIAS_BEHAVIOR, (int *)0);
- }
- return result;
-}
-
-typedef struct _LFWIData {
- FontNamesPtr names;
- int current;
-} LFWIDataRec, *LFWIDataPtr;
-
-int
-FontFileListFonts (pointer client, FontPathElementPtr fpe, char *pat,
- int len, int max, FontNamesPtr names)
-{
- return _FontFileListFonts (client, fpe, pat, len, max, names, 0);
-}
-
-int
-FontFileStartListFonts(pointer client, FontPathElementPtr fpe,
- char *pat, int len, int max,
- pointer *privatep, int mark_aliases)
-{
- LFWIDataPtr data;
- int ret;
-
- data = malloc (sizeof *data);
- if (!data)
- return AllocError;
- data->names = MakeFontNamesRecord (0);
- if (!data->names)
- {
- free (data);
- return AllocError;
- }
- ret = _FontFileListFonts (client, fpe, pat, len,
- max, data->names, mark_aliases);
- if (ret != Successful)
- {
- FreeFontNames (data->names);
- free (data);
- return ret;
- }
- data->current = 0;
- *privatep = (pointer) data;
- return Successful;
-}
-
-
-int
-FontFileStartListFontsWithInfo(pointer client, FontPathElementPtr fpe,
- char *pat, int len, int max,
- pointer *privatep)
-{
- return FontFileStartListFonts(client, fpe, pat, len, max, privatep, 0);
-}
-
-/* ARGSUSED */
-static int
-FontFileListOneFontWithInfo (pointer client, FontPathElementPtr fpe,
- char **namep, int *namelenp,
- FontInfoPtr *pFontInfo)
-{
- FontDirectoryPtr dir;
- char lowerName[MAXFONTNAMELEN];
- char fileName[MAXFONTFILENAMELEN*2 + 1];
- FontNameRec tmpName;
- FontEntryPtr entry;
- FontScalableRec vals;
- FontScalableEntryPtr scalable;
- FontScaledPtr scaled;
- FontBitmapEntryPtr bitmap;
- int ret;
- Bool noSpecificSize;
- int nranges;
- fsRange *ranges;
-
- char *name = *namep;
- int namelen = *namelenp;
-
- if (namelen >= MAXFONTNAMELEN)
- return AllocError;
- dir = (FontDirectoryPtr) fpe->private;
-
- /* Match non-scalable pattern */
- CopyISOLatin1Lowered (lowerName, name, namelen);
- lowerName[namelen] = '\0';
- ranges = FontParseRanges(lowerName, &nranges);
- tmpName.name = lowerName;
- tmpName.length = namelen;
- tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
- if (!FontParseXLFDName(lowerName, &vals, FONT_XLFD_REPLACE_NONE))
- bzero(&vals, sizeof(vals));
- if (!(entry = FontFileFindNameInDir (&dir->nonScalable, &tmpName)) &&
- tmpName.ndashes == 14 &&
- FontParseXLFDName (lowerName, &vals, FONT_XLFD_REPLACE_ZERO))
- {
- tmpName.length = strlen(lowerName);
- entry = FontFileFindNameInDir (&dir->nonScalable, &tmpName);
- }
-
- if (entry)
- {
- switch (entry->type) {
- case FONT_ENTRY_BITMAP:
- bitmap = &entry->u.bitmap;
- if (bitmap->pFont)
- {
- *pFontInfo = &bitmap->pFont->info;
- ret = Successful;
- }
- else
- {
- ret = FontFileGetInfoBitmap (fpe, *pFontInfo, entry);
- }
- break;
- case FONT_ENTRY_ALIAS:
- vals.nranges = nranges;
- vals.ranges = ranges;
- transfer_values_to_alias(entry->name.name, entry->name.length,
- entry->u.alias.resolved, namep, &vals);
- *namelenp = strlen (*namep);
- ret = FontNameAlias;
- break;
- default:
- ret = BadFontName;
- }
- }
- else
- {
- ret = BadFontName;
- }
-
- if (ret != BadFontName)
- {
- if (ranges) free(ranges);
- return ret;
- }
-
- /* Match XLFD patterns */
- CopyISOLatin1Lowered (lowerName, name, namelen);
- lowerName[namelen] = '\0';
- tmpName.name = lowerName;
- tmpName.length = namelen;
- tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
- if (!FontParseXLFDName (lowerName, &vals, FONT_XLFD_REPLACE_ZERO) ||
- !(tmpName.length = strlen (lowerName),
- entry = FontFileFindNameInScalableDir (&dir->scalable, &tmpName,
- &vals))) {
- CopyISOLatin1Lowered (lowerName, name, namelen);
- lowerName[namelen] = '\0';
- tmpName.name = lowerName;
- tmpName.length = namelen;
- tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
- entry = FontFileFindNameInScalableDir (&dir->scalable, &tmpName, &vals);
- if (entry)
- {
- strcpy(lowerName, entry->name.name);
- tmpName.name = lowerName;
- tmpName.length = entry->name.length;
- tmpName.ndashes = entry->name.ndashes;
- }
- }
-
- if (entry)
- {
- noSpecificSize = FALSE; /* TRUE breaks XLFD enhancements */
- if (entry && entry->type == FONT_ENTRY_SCALABLE &&
- FontFileCompleteXLFD (&vals, &entry->u.scalable.extra->defaults))
- {
- scalable = &entry->u.scalable;
- scaled = FontFileFindScaledInstance (entry, &vals, noSpecificSize);
- /*
- * A scaled instance can occur one of two ways:
- *
- * Either the font has been scaled to this
- * size already, in which case scaled->pFont
- * will point at that font.
- *
- * Or a bitmap instance in this size exists,
- * which is handled as if we got a pattern
- * matching the bitmap font name.
- */
- if (scaled)
- {
- if (scaled->pFont)
- {
- *pFontInfo = &scaled->pFont->info;
- ret = Successful;
- }
- else if (scaled->bitmap)
- {
- entry = scaled->bitmap;
- bitmap = &entry->u.bitmap;
- if (bitmap->pFont)
- {
- *pFontInfo = &bitmap->pFont->info;
- ret = Successful;
- }
- else
- {
- ret = FontFileGetInfoBitmap (fpe, *pFontInfo, entry);
- }
- }
- else /* "cannot" happen */
- {
- ret = BadFontName;
- }
- }
- else
- {
- {
- char origName[MAXFONTNAMELEN];
-
- CopyISOLatin1Lowered (origName, name, namelen);
- origName[namelen] = '\0';
- vals.xlfdName = origName;
- vals.ranges = ranges;
- vals.nranges = nranges;
-
- /* Make a new scaled instance */
- if (strlen(dir->directory) + strlen(scalable->fileName) >=
- sizeof(fileName)) {
- ret = BadFontName;
- } else {
- strcpy (fileName, dir->directory);
- strcat (fileName, scalable->fileName);
- if (scalable->renderer->GetInfoScalable)
- ret = (*scalable->renderer->GetInfoScalable)
- (fpe, *pFontInfo, entry, &tmpName, fileName,
- &vals);
- else if (scalable->renderer->GetInfoBitmap)
- ret = (*scalable->renderer->GetInfoBitmap)
- (fpe, *pFontInfo, entry, fileName);
- }
- if (ranges) {
- free(ranges);
- ranges = NULL;
- }
- }
- }
- if (ret == Successful) return ret;
- }
- CopyISOLatin1Lowered (lowerName, name, namelen);
- tmpName.length = namelen;
- }
- else
- ret = BadFontName;
-
- if (ranges)
- free(ranges);
- return ret;
-}
-
-int
-FontFileListNextFontWithInfo(pointer client, FontPathElementPtr fpe,
- char **namep, int *namelenp,
- FontInfoPtr *pFontInfo,
- int *numFonts, pointer private)
-{
- LFWIDataPtr data = (LFWIDataPtr) private;
- int ret;
- char *name;
- int namelen;
-
- if (data->current == data->names->nnames)
- {
- FreeFontNames (data->names);
- free (data);
- return BadFontName;
- }
- name = data->names->names[data->current];
- namelen = data->names->length[data->current];
- ret = FontFileListOneFontWithInfo (client, fpe, &name, &namelen, pFontInfo);
- if (ret == BadFontName)
- ret = AllocError;
- *namep = name;
- *namelenp = namelen;
- ++data->current;
- *numFonts = data->names->nnames - data->current;
- return ret;
-}
-
-int
-FontFileStartListFontsAndAliases(pointer client, FontPathElementPtr fpe,
- char *pat, int len, int max,
- pointer *privatep)
-{
- return FontFileStartListFonts(client, fpe, pat, len, max, privatep, 1);
-}
-
-int
-FontFileListNextFontOrAlias(pointer client, FontPathElementPtr fpe,
- char **namep, int *namelenp, char **resolvedp,
- int *resolvedlenp, pointer private)
-{
- LFWIDataPtr data = (LFWIDataPtr) private;
- int ret;
- char *name;
- int namelen;
-
- if (data->current == data->names->nnames)
- {
- FreeFontNames (data->names);
- free (data);
- return BadFontName;
- }
- name = data->names->names[data->current];
- namelen = data->names->length[data->current];
-
- /* If this is a real font name... */
- if (namelen >= 0)
- {
- *namep = name;
- *namelenp = namelen;
- ret = Successful;
- }
- /* Else if an alias */
- else
- {
- /* Tell the caller that this is an alias... let him resolve it to
- see if it's valid */
- *namep = name;
- *namelenp = -namelen;
- *resolvedp = data->names->names[++data->current];
- *resolvedlenp = data->names->length[data->current];
- ret = FontNameAlias;
- }
-
- ++data->current;
- return ret;
-}
-
-void
-FontFileRegisterLocalFpeFunctions (void)
-{
- RegisterFPEFunctions(FontFileNameCheck,
- FontFileInitFPE,
- FontFileFreeFPE,
- FontFileResetFPE,
- FontFileOpenFont,
- FontFileCloseFont,
- FontFileListFonts,
- FontFileStartListFontsWithInfo,
- FontFileListNextFontWithInfo,
- NULL,
- NULL,
- NULL,
- FontFileStartListFontsAndAliases,
- FontFileListNextFontOrAlias,
- FontFileEmptyBitmapSource);
-}
+/*
+
+Copyright 1991, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+/*
+ * Author: Keith Packard, MIT X Consortium
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/fonts/fntfilst.h>
+#include <X11/keysym.h>
+#ifdef WIN32
+#include <ctype.h>
+#endif
+#ifdef _MSC_VER
+#define BOOL W32BOOL
+#include <windows.h>
+#undef _X_HIDDEN
+#define _X_HIDDEN static
+#endif
+
+static unsigned char
+ISOLatin1ToLower(unsigned char source)
+{
+ if (source >= XK_A && source <= XK_Z)
+ return source + (XK_a - XK_A);
+ if (source >= XK_Agrave && source <= XK_Odiaeresis)
+ return source + (XK_agrave - XK_Agrave);
+ if (source >= XK_Ooblique && source <= XK_Thorn)
+ return source + (XK_oslash - XK_Ooblique);
+ return source;
+}
+
+void
+CopyISOLatin1Lowered(char *dest, char *source, int length)
+{
+ int i;
+ for (i = 0; i < length; i++, source++, dest++)
+ *dest = ISOLatin1ToLower(*source);
+ *dest = '\0';
+}
+
+/*
+ * Map FPE functions to renderer functions
+ */
+
+static int FontFileOpenBitmapNCF (FontPathElementPtr fpe, FontPtr *pFont,
+ int flags, FontEntryPtr entry,
+ fsBitmapFormat format,
+ fsBitmapFormatMask fmask,
+ FontPtr non_cachable_font);
+
+int
+FontFileNameCheck (char *name)
+{
+#ifdef _MSC_VER
+ WIN32_FIND_DATA FindData;
+ HANDLE hFind;
+ char Tmp;
+ int LenName=strlen(name)-1;
+ Tmp=name[LenName];
+ if (Tmp=='/')
+ name[LenName]=0;
+ hFind=FindFirstFile(name,&FindData);
+ name[LenName]=Tmp;
+
+ if (hFind==INVALID_HANDLE_VALUE)
+ {
+ return 0;
+ }
+ else
+ {
+ FindClose(hFind);
+ if (FindData.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY)
+ {
+ return 1;
+ }
+ return 0;
+ }
+
+#else
+#ifndef NCD
+#if defined(WIN32)
+ /* OS/2 uses D:/... as a path name for fonts, so accept this as a valid
+ * path if it starts with a letter and a colon. Same applies for WIN32
+ */
+ if (isalpha(*name) && name[1]==':')
+ return TRUE;
+#endif
+ return *name == '/';
+#else
+ return ((strcmp(name, "built-ins") == 0) || (*name == '/'));
+#endif
+#endif
+}
+
+int
+FontFileInitFPE (FontPathElementPtr fpe)
+{
+ int status;
+ FontDirectoryPtr dir;
+
+ status = FontFileReadDirectory (fpe->name, &dir);
+ if (status == Successful)
+ {
+ if (dir->nonScalable.used > 0)
+ if (!FontFileRegisterBitmapSource (fpe))
+ {
+ FontFileFreeFPE (fpe);
+ return AllocError;
+ }
+ fpe->private = (pointer) dir;
+ }
+ return status;
+}
+
+/* ARGSUSED */
+int
+FontFileResetFPE (FontPathElementPtr fpe)
+{
+ FontDirectoryPtr dir;
+
+ dir = (FontDirectoryPtr) fpe->private;
+ /*
+ * The reset must fail for bitmap fonts because they get cleared when
+ * the path is set.
+ */
+ if (FontFileDirectoryChanged (dir))
+ {
+ /* can't do it, so tell the caller to close and re-open */
+ return FPEResetFailed;
+ }
+ else
+ {
+ if (dir->nonScalable.used > 0)
+ if (!FontFileRegisterBitmapSource (fpe))
+ {
+ return FPEResetFailed;
+ }
+ return Successful;
+ }
+}
+
+int
+FontFileFreeFPE (FontPathElementPtr fpe)
+{
+ FontFileUnregisterBitmapSource (fpe);
+ FontFileFreeDir ((FontDirectoryPtr) fpe->private);
+ return Successful;
+}
+
+static int
+transfer_values_to_alias(char *entryname, int entrynamelength,
+ char *resolvedname,
+ char **aliasName, FontScalablePtr vals)
+{
+ static char aliasname[MAXFONTNAMELEN];
+ int nameok = 1, len;
+ char lowerName[MAXFONTNAMELEN];
+
+ *aliasName = resolvedname;
+ if ((len = strlen(*aliasName)) <= MAXFONTNAMELEN &&
+ (entrynamelength < MAXFONTNAMELEN) &&
+ FontFileCountDashes (*aliasName, len) == 14)
+ {
+ FontScalableRec tmpVals;
+ FontScalableRec tmpVals2;
+
+ tmpVals2 = *vals;
+
+ /* If we're aliasing a scalable name, transfer values
+ from the name into the destination alias, multiplying
+ by matrices that appear in the alias. */
+
+ CopyISOLatin1Lowered (lowerName, entryname,
+ entrynamelength);
+ lowerName[entrynamelength] = '\0';
+
+ if (FontParseXLFDName(lowerName, &tmpVals,
+ FONT_XLFD_REPLACE_NONE) &&
+ !tmpVals.values_supplied &&
+ FontParseXLFDName(*aliasName, &tmpVals,
+ FONT_XLFD_REPLACE_NONE))
+ {
+ double *matrix = 0, tempmatrix[4];
+
+ /* Use a matrix iff exactly one is defined */
+ if ((tmpVals.values_supplied & PIXELSIZE_MASK) ==
+ PIXELSIZE_ARRAY &&
+ !(tmpVals.values_supplied & POINTSIZE_MASK))
+ matrix = tmpVals.pixel_matrix;
+ else if ((tmpVals.values_supplied & POINTSIZE_MASK) ==
+ POINTSIZE_ARRAY &&
+ !(tmpVals.values_supplied & PIXELSIZE_MASK))
+ matrix = tmpVals.point_matrix;
+
+ /* If matrix given in the alias, compute new point
+ and/or pixel matrices */
+ if (matrix)
+ {
+ /* Complete the XLFD name to avoid potential
+ gotchas */
+ if (FontFileCompleteXLFD(&tmpVals2, &tmpVals2))
+ {
+ tempmatrix[0] =
+ matrix[0] * tmpVals2.point_matrix[0] +
+ matrix[1] * tmpVals2.point_matrix[2];
+ tempmatrix[1] =
+ matrix[0] * tmpVals2.point_matrix[1] +
+ matrix[1] * tmpVals2.point_matrix[3];
+ tempmatrix[2] =
+ matrix[2] * tmpVals2.point_matrix[0] +
+ matrix[3] * tmpVals2.point_matrix[2];
+ tempmatrix[3] =
+ matrix[2] * tmpVals2.point_matrix[1] +
+ matrix[3] * tmpVals2.point_matrix[3];
+ tmpVals2.point_matrix[0] = tempmatrix[0];
+ tmpVals2.point_matrix[1] = tempmatrix[1];
+ tmpVals2.point_matrix[2] = tempmatrix[2];
+ tmpVals2.point_matrix[3] = tempmatrix[3];
+
+ tempmatrix[0] =
+ matrix[0] * tmpVals2.pixel_matrix[0] +
+ matrix[1] * tmpVals2.pixel_matrix[2];
+ tempmatrix[1] =
+ matrix[0] * tmpVals2.pixel_matrix[1] +
+ matrix[1] * tmpVals2.pixel_matrix[3];
+ tempmatrix[2] =
+ matrix[2] * tmpVals2.pixel_matrix[0] +
+ matrix[3] * tmpVals2.pixel_matrix[2];
+ tempmatrix[3] =
+ matrix[2] * tmpVals2.pixel_matrix[1] +
+ matrix[3] * tmpVals2.pixel_matrix[3];
+ tmpVals2.pixel_matrix[0] = tempmatrix[0];
+ tmpVals2.pixel_matrix[1] = tempmatrix[1];
+ tmpVals2.pixel_matrix[2] = tempmatrix[2];
+ tmpVals2.pixel_matrix[3] = tempmatrix[3];
+
+ tmpVals2.values_supplied =
+ (tmpVals2.values_supplied &
+ ~(PIXELSIZE_MASK | POINTSIZE_MASK)) |
+ PIXELSIZE_ARRAY | POINTSIZE_ARRAY;
+ }
+ else
+ nameok = 0;
+ }
+
+ CopyISOLatin1Lowered (aliasname, *aliasName, len + 1);
+ if (nameok && FontParseXLFDName(aliasname, &tmpVals2,
+ FONT_XLFD_REPLACE_VALUE))
+ /* Return a version of the aliasname that has
+ had the vals stuffed into it. To avoid
+ memory leak, this alias name lives in a
+ static buffer. The caller needs to be done
+ with this buffer before this procedure is
+ called again to avoid reentrancy problems. */
+ *aliasName = aliasname;
+ }
+ }
+ return nameok;
+}
+
+/* ARGSUSED */
+int
+FontFileOpenFont (pointer client, FontPathElementPtr fpe, Mask flags,
+ char *name, int namelen,
+ fsBitmapFormat format, fsBitmapFormatMask fmask,
+ XID id, FontPtr *pFont, char **aliasName,
+ FontPtr non_cachable_font)
+{
+ FontDirectoryPtr dir;
+ char lowerName[MAXFONTNAMELEN];
+ char fileName[MAXFONTFILENAMELEN*2 + 1];
+ FontNameRec tmpName;
+ FontEntryPtr entry;
+ FontScalableRec vals;
+ FontScalableEntryPtr scalable;
+ FontScaledPtr scaled;
+ FontBitmapEntryPtr bitmap;
+ int ret;
+ Bool noSpecificSize;
+ int nranges;
+ fsRange *ranges;
+
+ if (namelen >= MAXFONTNAMELEN)
+ return AllocError;
+ dir = (FontDirectoryPtr) fpe->private;
+
+ /* Match non-scalable pattern */
+ CopyISOLatin1Lowered (lowerName, name, namelen);
+ lowerName[namelen] = '\0';
+ ranges = FontParseRanges(lowerName, &nranges);
+ tmpName.name = lowerName;
+ tmpName.length = namelen;
+ tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
+ if (!FontParseXLFDName(lowerName, &vals, FONT_XLFD_REPLACE_NONE))
+ bzero(&vals, sizeof(vals));
+ if (!(entry = FontFileFindNameInDir (&dir->nonScalable, &tmpName)) &&
+ tmpName.ndashes == 14 &&
+ FontParseXLFDName (lowerName, &vals, FONT_XLFD_REPLACE_ZERO))
+ {
+ tmpName.length = strlen(lowerName);
+ entry = FontFileFindNameInDir (&dir->nonScalable, &tmpName);
+ }
+
+ if (entry)
+ {
+ switch (entry->type) {
+ case FONT_ENTRY_BITMAP:
+ bitmap = &entry->u.bitmap;
+ if (bitmap->pFont)
+ {
+ *pFont = bitmap->pFont;
+ (*pFont)->fpe = fpe;
+ ret = Successful;
+ }
+ else
+ {
+ ret = FontFileOpenBitmapNCF (fpe, pFont, flags, entry, format,
+ fmask, non_cachable_font);
+ if (ret == Successful && *pFont)
+ (*pFont)->fpe = fpe;
+ }
+ break;
+ case FONT_ENTRY_ALIAS:
+ vals.nranges = nranges;
+ vals.ranges = ranges;
+ transfer_values_to_alias(entry->name.name, entry->name.length,
+ entry->u.alias.resolved, aliasName, &vals);
+ ret = FontNameAlias;
+ break;
+ default:
+ ret = BadFontName;
+ }
+ }
+ else
+ {
+ ret = BadFontName;
+ }
+
+ if (ret != BadFontName)
+ {
+ if (ranges) free(ranges);
+ return ret;
+ }
+
+ /* Match XLFD patterns */
+ CopyISOLatin1Lowered (lowerName, name, namelen);
+ lowerName[namelen] = '\0';
+ tmpName.name = lowerName;
+ tmpName.length = namelen;
+ tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
+ if (!FontParseXLFDName (lowerName, &vals, FONT_XLFD_REPLACE_ZERO) ||
+ !(tmpName.length = strlen (lowerName),
+ entry = FontFileFindNameInScalableDir (&dir->scalable, &tmpName,
+ &vals))) {
+ CopyISOLatin1Lowered (lowerName, name, namelen);
+ lowerName[namelen] = '\0';
+ tmpName.name = lowerName;
+ tmpName.length = namelen;
+ tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
+ entry = FontFileFindNameInScalableDir (&dir->scalable, &tmpName, &vals);
+ if (entry)
+ {
+ strcpy(lowerName, entry->name.name);
+ tmpName.name = lowerName;
+ tmpName.length = entry->name.length;
+ tmpName.ndashes = entry->name.ndashes;
+ }
+ }
+
+ if (entry)
+ {
+ noSpecificSize = FALSE; /* TRUE breaks XLFD enhancements */
+ if (entry->type == FONT_ENTRY_SCALABLE &&
+ FontFileCompleteXLFD (&vals, &entry->u.scalable.extra->defaults))
+ {
+ scalable = &entry->u.scalable;
+ if ((vals.values_supplied & PIXELSIZE_MASK) == PIXELSIZE_ARRAY ||
+ (vals.values_supplied & POINTSIZE_MASK) == POINTSIZE_ARRAY ||
+ (vals.values_supplied &
+ ~SIZE_SPECIFY_MASK & ~CHARSUBSET_SPECIFIED))
+ scaled = 0;
+ else
+ scaled = FontFileFindScaledInstance (entry, &vals,
+ noSpecificSize);
+ /*
+ * A scaled instance can occur one of two ways:
+ *
+ * Either the font has been scaled to this
+ * size already, in which case scaled->pFont
+ * will point at that font.
+ *
+ * Or a bitmap instance in this size exists,
+ * which is handled as if we got a pattern
+ * matching the bitmap font name.
+ */
+ if (scaled)
+ {
+ if (scaled->pFont)
+ {
+ *pFont = scaled->pFont;
+ (*pFont)->fpe = fpe;
+ ret = Successful;
+ }
+ else if (scaled->bitmap)
+ {
+ entry = scaled->bitmap;
+ bitmap = &entry->u.bitmap;
+ if (bitmap->pFont)
+ {
+ *pFont = bitmap->pFont;
+ (*pFont)->fpe = fpe;
+ ret = Successful;
+ }
+ else
+ {
+ ret = FontFileOpenBitmapNCF (fpe, pFont, flags, entry,
+ format, fmask,
+ non_cachable_font);
+ if (ret == Successful && *pFont)
+ (*pFont)->fpe = fpe;
+ }
+ }
+ else /* "cannot" happen */
+ {
+ ret = BadFontName;
+ }
+ }
+ else
+ {
+ ret = FontFileMatchBitmapSource (fpe, pFont, flags, entry, &tmpName, &vals, format, fmask, noSpecificSize);
+ if (ret != Successful)
+ {
+ char origName[MAXFONTNAMELEN];
+
+ CopyISOLatin1Lowered (origName, name, namelen);
+ origName[namelen] = '\0';
+
+ /* Pass the original XLFD name in the vals
+ structure; the rasterizer is free to examine it
+ for hidden meanings. This information will not
+ be saved in the scaled-instances table. */
+
+ vals.xlfdName = origName;
+ vals.ranges = ranges;
+ vals.nranges = nranges;
+
+ if (strlen(dir->directory) + strlen(scalable->fileName) >=
+ sizeof(fileName)) {
+ ret = BadFontName;
+ } else {
+ strcpy (fileName, dir->directory);
+ strcat (fileName, scalable->fileName);
+ if (scalable->renderer->OpenScalable) {
+ ret = (*scalable->renderer->OpenScalable) (fpe, pFont,
+ flags, entry, fileName, &vals, format, fmask,
+ non_cachable_font);
+ }
+ else if (scalable->renderer->OpenBitmap) {
+ ret = (*scalable->renderer->OpenBitmap) (fpe, pFont,
+ flags, entry, fileName, format, fmask,
+ non_cachable_font);
+ }
+ }
+
+ /* In case rasterizer does something bad because of
+ charset subsetting... */
+ if (ret == Successful &&
+ ((*pFont)->info.firstCol > (*pFont)->info.lastCol ||
+ (*pFont)->info.firstRow > (*pFont)->info.lastRow))
+ {
+ (*(*pFont)->unload_font)(*pFont);
+ ret = BadFontName;
+ }
+ /* Save the instance */
+ if (ret == Successful)
+ {
+ if (FontFileAddScaledInstance (entry, &vals,
+ *pFont, (char *) 0))
+ ranges = 0;
+ else
+ (*pFont)->fpePrivate = (pointer) 0;
+ (*pFont)->fpe = fpe;
+ }
+ }
+ }
+ }
+ }
+ else
+ ret = BadFontName;
+
+ if (ranges)
+ free(ranges);
+ return ret;
+}
+
+/* ARGSUSED */
+void
+FontFileCloseFont (FontPathElementPtr fpe, FontPtr pFont)
+{
+ FontEntryPtr entry;
+
+ if ((entry = (FontEntryPtr) pFont->fpePrivate)) {
+ switch (entry->type) {
+ case FONT_ENTRY_SCALABLE:
+ FontFileRemoveScaledInstance (entry, pFont);
+ break;
+ case FONT_ENTRY_BITMAP:
+ entry->u.bitmap.pFont = 0;
+ break;
+ default:
+ /* "cannot" happen */
+ break;
+ }
+ pFont->fpePrivate = 0;
+ }
+ (*pFont->unload_font) (pFont);
+}
+
+static int
+FontFileOpenBitmapNCF (FontPathElementPtr fpe, FontPtr *pFont,
+ int flags, FontEntryPtr entry,
+ fsBitmapFormat format, fsBitmapFormatMask fmask,
+ FontPtr non_cachable_font)
+{
+ FontBitmapEntryPtr bitmap;
+ char fileName[MAXFONTFILENAMELEN*2+1];
+ int ret;
+ FontDirectoryPtr dir;
+
+ dir = (FontDirectoryPtr) fpe->private;
+ bitmap = &entry->u.bitmap;
+ if(!bitmap || !bitmap->renderer->OpenBitmap)
+ return BadFontName;
+ if (strlen(dir->directory) + strlen(bitmap->fileName) >= sizeof(fileName))
+ return BadFontName;
+ strcpy (fileName, dir->directory);
+ strcat (fileName, bitmap->fileName);
+ ret = (*bitmap->renderer->OpenBitmap)
+ (fpe, pFont, flags, entry, fileName, format, fmask,
+ non_cachable_font);
+ if (ret == Successful)
+ {
+ bitmap->pFont = *pFont;
+ (*pFont)->fpePrivate = (pointer) entry;
+ }
+ return ret;
+}
+
+int
+FontFileOpenBitmap (FontPathElementPtr fpe, FontPtr *pFont,
+ int flags, FontEntryPtr entry,
+ fsBitmapFormat format, fsBitmapFormatMask fmask)
+{
+ return FontFileOpenBitmapNCF (fpe, pFont, flags, entry, format, fmask,
+ (FontPtr)0);
+}
+
+static int
+FontFileGetInfoBitmap (FontPathElementPtr fpe, FontInfoPtr pFontInfo,
+ FontEntryPtr entry)
+{
+ FontBitmapEntryPtr bitmap;
+ char fileName[MAXFONTFILENAMELEN*2+1];
+ int ret;
+ FontDirectoryPtr dir;
+
+ dir = (FontDirectoryPtr) fpe->private;
+ bitmap = &entry->u.bitmap;
+ if (!bitmap || !bitmap->renderer->GetInfoBitmap)
+ return BadFontName;
+ if (strlen(dir->directory) + strlen(bitmap->fileName) >= sizeof(fileName))
+ return BadFontName;
+ strcpy (fileName, dir->directory);
+ strcat (fileName, bitmap->fileName);
+ ret = (*bitmap->renderer->GetInfoBitmap) (fpe, pFontInfo, entry, fileName);
+ return ret;
+}
+
+static void
+_FontFileAddScalableNames(FontNamesPtr names, FontNamesPtr scaleNames,
+ FontNamePtr nameptr, char *zeroChars,
+ FontScalablePtr vals, fsRange *ranges,
+ int nranges, int *max)
+{
+ int i;
+ FontScalableRec zeroVals, tmpVals;
+ for (i = 0; i < scaleNames->nnames; i++)
+ {
+ char nameChars[MAXFONTNAMELEN];
+ if (!*max)
+ return;
+ FontParseXLFDName (scaleNames->names[i], &zeroVals,
+ FONT_XLFD_REPLACE_NONE);
+ tmpVals = *vals;
+ if (FontFileCompleteXLFD (&tmpVals, &zeroVals))
+ {
+ --*max;
+
+ strcpy (nameChars, scaleNames->names[i]);
+ if ((vals->values_supplied & PIXELSIZE_MASK) ||
+ !(vals->values_supplied & PIXELSIZE_WILDCARD) ||
+ vals->y == 0)
+ {
+ tmpVals.values_supplied =
+ (tmpVals.values_supplied & ~PIXELSIZE_MASK) |
+ (vals->values_supplied & PIXELSIZE_MASK);
+ tmpVals.pixel_matrix[0] = vals->pixel_matrix[0];
+ tmpVals.pixel_matrix[1] = vals->pixel_matrix[1];
+ tmpVals.pixel_matrix[2] = vals->pixel_matrix[2];
+ tmpVals.pixel_matrix[3] = vals->pixel_matrix[3];
+ }
+ if ((vals->values_supplied & POINTSIZE_MASK) ||
+ !(vals->values_supplied & POINTSIZE_WILDCARD) ||
+ vals->y == 0)
+ {
+ tmpVals.values_supplied =
+ (tmpVals.values_supplied & ~POINTSIZE_MASK) |
+ (vals->values_supplied & POINTSIZE_MASK);
+ tmpVals.point_matrix[0] = vals->point_matrix[0];
+ tmpVals.point_matrix[1] = vals->point_matrix[1];
+ tmpVals.point_matrix[2] = vals->point_matrix[2];
+ tmpVals.point_matrix[3] = vals->point_matrix[3];
+ }
+ if (vals->width <= 0)
+ tmpVals.width = 0;
+ if (vals->x == 0)
+ tmpVals.x = 0;
+ if (vals->y == 0)
+ tmpVals.y = 0;
+ tmpVals.ranges = ranges;
+ tmpVals.nranges = nranges;
+ FontParseXLFDName (nameChars, &tmpVals,
+ FONT_XLFD_REPLACE_VALUE);
+ /* If we're marking aliases with negative lengths, we
+ need to concoct a valid target name to follow it.
+ Otherwise we're done. */
+ if (scaleNames->length[i] >= 0)
+ {
+ (void) AddFontNamesName (names, nameChars,
+ strlen (nameChars));
+ /* If our original pattern matches the name from
+ the table and that name doesn't duplicate what
+ we just added, add the name from the table */
+ if (strcmp(nameChars, scaleNames->names[i]) &&
+ FontFileMatchName(scaleNames->names[i],
+ scaleNames->length[i],
+ nameptr) &&
+ *max)
+ {
+ --*max;
+ (void) AddFontNamesName (names, scaleNames->names[i],
+ scaleNames->length[i]);
+ }
+ }
+ else
+ {
+ char *aliasName;
+ vals->ranges = ranges;
+ vals->nranges = nranges;
+ if (transfer_values_to_alias(zeroChars,
+ strlen(zeroChars),
+ scaleNames->names[++i],
+ &aliasName, vals))
+ {
+ (void) AddFontNamesName (names, nameChars,
+ strlen (nameChars));
+ names->length[names->nnames - 1] =
+ -names->length[names->nnames - 1];
+ (void) AddFontNamesName (names, aliasName,
+ strlen (aliasName));
+ /* If our original pattern matches the name from
+ the table and that name doesn't duplicate what
+ we just added, add the name from the table */
+ if (strcmp(nameChars, scaleNames->names[i - 1]) &&
+ FontFileMatchName(scaleNames->names[i - 1],
+ -scaleNames->length[i - 1],
+ nameptr) &&
+ *max)
+ {
+ --*max;
+ (void) AddFontNamesName (names,
+ scaleNames->names[i - 1],
+ -scaleNames->length[i - 1]);
+ names->length[names->nnames - 1] =
+ -names->length[names->nnames - 1];
+ (void) AddFontNamesName (names, aliasName,
+ strlen (aliasName));
+ }
+ }
+ }
+ }
+ }
+}
+
+/* ARGSUSED */
+static int
+_FontFileListFonts (pointer client, FontPathElementPtr fpe,
+ char *pat, int len, int max, FontNamesPtr names,
+ int mark_aliases)
+{
+ FontDirectoryPtr dir;
+ char lowerChars[MAXFONTNAMELEN], zeroChars[MAXFONTNAMELEN];
+ FontNameRec lowerName;
+ FontNameRec zeroName;
+ FontNamesPtr scaleNames;
+ FontScalableRec vals;
+ fsRange *ranges;
+ int nranges;
+ int result = BadFontName;
+
+ if (len >= MAXFONTNAMELEN)
+ return AllocError;
+ dir = (FontDirectoryPtr) fpe->private;
+ CopyISOLatin1Lowered (lowerChars, pat, len);
+ lowerChars[len] = '\0';
+ lowerName.name = lowerChars;
+ lowerName.length = len;
+ lowerName.ndashes = FontFileCountDashes (lowerChars, len);
+
+ /* Match XLFD patterns */
+
+ strcpy (zeroChars, lowerChars);
+ if (lowerName.ndashes == 14 &&
+ FontParseXLFDName (zeroChars, &vals, FONT_XLFD_REPLACE_ZERO))
+ {
+ ranges = FontParseRanges(lowerChars, &nranges);
+ result = FontFileFindNamesInScalableDir (&dir->nonScalable,
+ &lowerName, max, names,
+ (FontScalablePtr)0,
+ (mark_aliases ?
+ LIST_ALIASES_AND_TARGET_NAMES :
+ NORMAL_ALIAS_BEHAVIOR) |
+ IGNORE_SCALABLE_ALIASES,
+ &max);
+ zeroName.name = zeroChars;
+ zeroName.length = strlen (zeroChars);
+ zeroName.ndashes = lowerName.ndashes;
+
+ /* Look for scalable names and aliases, adding scaled instances of
+ them to the output */
+
+ /* Scalable names... */
+ scaleNames = MakeFontNamesRecord (0);
+ if (!scaleNames)
+ {
+ if (ranges) free(ranges);
+ return AllocError;
+ }
+ FontFileFindNamesInScalableDir (&dir->scalable, &zeroName, max,
+ scaleNames, &vals,
+ mark_aliases ?
+ LIST_ALIASES_AND_TARGET_NAMES :
+ NORMAL_ALIAS_BEHAVIOR, (int *)0);
+ _FontFileAddScalableNames(names, scaleNames, &lowerName,
+ zeroChars, &vals, ranges, nranges,
+ &max);
+ FreeFontNames (scaleNames);
+
+ /* Scalable aliases... */
+ scaleNames = MakeFontNamesRecord (0);
+ if (!scaleNames)
+ {
+ if (ranges) free(ranges);
+ return AllocError;
+ }
+ FontFileFindNamesInScalableDir (&dir->nonScalable, &zeroName,
+ max, scaleNames, &vals,
+ mark_aliases ?
+ LIST_ALIASES_AND_TARGET_NAMES :
+ NORMAL_ALIAS_BEHAVIOR, (int *)0);
+ _FontFileAddScalableNames(names, scaleNames, &lowerName,
+ zeroChars, &vals, ranges, nranges,
+ &max);
+ FreeFontNames (scaleNames);
+
+ if (ranges) free(ranges);
+ }
+ else
+ {
+ result = FontFileFindNamesInScalableDir (&dir->nonScalable,
+ &lowerName, max, names,
+ (FontScalablePtr)0,
+ mark_aliases ?
+ LIST_ALIASES_AND_TARGET_NAMES :
+ NORMAL_ALIAS_BEHAVIOR,
+ &max);
+ if (result == Successful)
+ result = FontFileFindNamesInScalableDir (&dir->scalable,
+ &lowerName, max, names,
+ (FontScalablePtr)0,
+ mark_aliases ?
+ LIST_ALIASES_AND_TARGET_NAMES :
+ NORMAL_ALIAS_BEHAVIOR, (int *)0);
+ }
+ return result;
+}
+
+typedef struct _LFWIData {
+ FontNamesPtr names;
+ int current;
+} LFWIDataRec, *LFWIDataPtr;
+
+int
+FontFileListFonts (pointer client, FontPathElementPtr fpe, char *pat,
+ int len, int max, FontNamesPtr names)
+{
+ return _FontFileListFonts (client, fpe, pat, len, max, names, 0);
+}
+
+int
+FontFileStartListFonts(pointer client, FontPathElementPtr fpe,
+ char *pat, int len, int max,
+ pointer *privatep, int mark_aliases)
+{
+ LFWIDataPtr data;
+ int ret;
+
+ data = malloc (sizeof *data);
+ if (!data)
+ return AllocError;
+ data->names = MakeFontNamesRecord (0);
+ if (!data->names)
+ {
+ free (data);
+ return AllocError;
+ }
+ ret = _FontFileListFonts (client, fpe, pat, len,
+ max, data->names, mark_aliases);
+ if (ret != Successful)
+ {
+ FreeFontNames (data->names);
+ free (data);
+ return ret;
+ }
+ data->current = 0;
+ *privatep = (pointer) data;
+ return Successful;
+}
+
+
+int
+FontFileStartListFontsWithInfo(pointer client, FontPathElementPtr fpe,
+ char *pat, int len, int max,
+ pointer *privatep)
+{
+ return FontFileStartListFonts(client, fpe, pat, len, max, privatep, 0);
+}
+
+/* ARGSUSED */
+static int
+FontFileListOneFontWithInfo (pointer client, FontPathElementPtr fpe,
+ char **namep, int *namelenp,
+ FontInfoPtr *pFontInfo)
+{
+ FontDirectoryPtr dir;
+ char lowerName[MAXFONTNAMELEN];
+ char fileName[MAXFONTFILENAMELEN*2 + 1];
+ FontNameRec tmpName;
+ FontEntryPtr entry;
+ FontScalableRec vals;
+ FontScalableEntryPtr scalable;
+ FontScaledPtr scaled;
+ FontBitmapEntryPtr bitmap;
+ int ret;
+ Bool noSpecificSize;
+ int nranges;
+ fsRange *ranges;
+
+ char *name = *namep;
+ int namelen = *namelenp;
+
+ if (namelen >= MAXFONTNAMELEN)
+ return AllocError;
+ dir = (FontDirectoryPtr) fpe->private;
+
+ /* Match non-scalable pattern */
+ CopyISOLatin1Lowered (lowerName, name, namelen);
+ lowerName[namelen] = '\0';
+ ranges = FontParseRanges(lowerName, &nranges);
+ tmpName.name = lowerName;
+ tmpName.length = namelen;
+ tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
+ if (!FontParseXLFDName(lowerName, &vals, FONT_XLFD_REPLACE_NONE))
+ bzero(&vals, sizeof(vals));
+ if (!(entry = FontFileFindNameInDir (&dir->nonScalable, &tmpName)) &&
+ tmpName.ndashes == 14 &&
+ FontParseXLFDName (lowerName, &vals, FONT_XLFD_REPLACE_ZERO))
+ {
+ tmpName.length = strlen(lowerName);
+ entry = FontFileFindNameInDir (&dir->nonScalable, &tmpName);
+ }
+
+ if (entry)
+ {
+ switch (entry->type) {
+ case FONT_ENTRY_BITMAP:
+ bitmap = &entry->u.bitmap;
+ if (bitmap->pFont)
+ {
+ *pFontInfo = &bitmap->pFont->info;
+ ret = Successful;
+ }
+ else
+ {
+ ret = FontFileGetInfoBitmap (fpe, *pFontInfo, entry);
+ }
+ break;
+ case FONT_ENTRY_ALIAS:
+ vals.nranges = nranges;
+ vals.ranges = ranges;
+ transfer_values_to_alias(entry->name.name, entry->name.length,
+ entry->u.alias.resolved, namep, &vals);
+ *namelenp = strlen (*namep);
+ ret = FontNameAlias;
+ break;
+ default:
+ ret = BadFontName;
+ }
+ }
+ else
+ {
+ ret = BadFontName;
+ }
+
+ if (ret != BadFontName)
+ {
+ if (ranges) free(ranges);
+ return ret;
+ }
+
+ /* Match XLFD patterns */
+ CopyISOLatin1Lowered (lowerName, name, namelen);
+ lowerName[namelen] = '\0';
+ tmpName.name = lowerName;
+ tmpName.length = namelen;
+ tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
+ if (!FontParseXLFDName (lowerName, &vals, FONT_XLFD_REPLACE_ZERO) ||
+ !(tmpName.length = strlen (lowerName),
+ entry = FontFileFindNameInScalableDir (&dir->scalable, &tmpName,
+ &vals))) {
+ CopyISOLatin1Lowered (lowerName, name, namelen);
+ lowerName[namelen] = '\0';
+ tmpName.name = lowerName;
+ tmpName.length = namelen;
+ tmpName.ndashes = FontFileCountDashes (lowerName, namelen);
+ entry = FontFileFindNameInScalableDir (&dir->scalable, &tmpName, &vals);
+ if (entry)
+ {
+ strcpy(lowerName, entry->name.name);
+ tmpName.name = lowerName;
+ tmpName.length = entry->name.length;
+ tmpName.ndashes = entry->name.ndashes;
+ }
+ }
+
+ if (entry)
+ {
+ noSpecificSize = FALSE; /* TRUE breaks XLFD enhancements */
+ if (entry && entry->type == FONT_ENTRY_SCALABLE &&
+ FontFileCompleteXLFD (&vals, &entry->u.scalable.extra->defaults))
+ {
+ scalable = &entry->u.scalable;
+ scaled = FontFileFindScaledInstance (entry, &vals, noSpecificSize);
+ /*
+ * A scaled instance can occur one of two ways:
+ *
+ * Either the font has been scaled to this
+ * size already, in which case scaled->pFont
+ * will point at that font.
+ *
+ * Or a bitmap instance in this size exists,
+ * which is handled as if we got a pattern
+ * matching the bitmap font name.
+ */
+ if (scaled)
+ {
+ if (scaled->pFont)
+ {
+ *pFontInfo = &scaled->pFont->info;
+ ret = Successful;
+ }
+ else if (scaled->bitmap)
+ {
+ entry = scaled->bitmap;
+ bitmap = &entry->u.bitmap;
+ if (bitmap->pFont)
+ {
+ *pFontInfo = &bitmap->pFont->info;
+ ret = Successful;
+ }
+ else
+ {
+ ret = FontFileGetInfoBitmap (fpe, *pFontInfo, entry);
+ }
+ }
+ else /* "cannot" happen */
+ {
+ ret = BadFontName;
+ }
+ }
+ else
+ {
+ {
+ char origName[MAXFONTNAMELEN];
+
+ CopyISOLatin1Lowered (origName, name, namelen);
+ origName[namelen] = '\0';
+ vals.xlfdName = origName;
+ vals.ranges = ranges;
+ vals.nranges = nranges;
+
+ /* Make a new scaled instance */
+ if (strlen(dir->directory) + strlen(scalable->fileName) >=
+ sizeof(fileName)) {
+ ret = BadFontName;
+ } else {
+ strcpy (fileName, dir->directory);
+ strcat (fileName, scalable->fileName);
+ if (scalable->renderer->GetInfoScalable)
+ ret = (*scalable->renderer->GetInfoScalable)
+ (fpe, *pFontInfo, entry, &tmpName, fileName,
+ &vals);
+ else if (scalable->renderer->GetInfoBitmap)
+ ret = (*scalable->renderer->GetInfoBitmap)
+ (fpe, *pFontInfo, entry, fileName);
+ }
+ if (ranges) {
+ free(ranges);
+ ranges = NULL;
+ }
+ }
+ }
+ if (ret == Successful) return ret;
+ }
+ CopyISOLatin1Lowered (lowerName, name, namelen);
+ tmpName.length = namelen;
+ }
+ else
+ ret = BadFontName;
+
+ if (ranges)
+ free(ranges);
+ return ret;
+}
+
+int
+FontFileListNextFontWithInfo(pointer client, FontPathElementPtr fpe,
+ char **namep, int *namelenp,
+ FontInfoPtr *pFontInfo,
+ int *numFonts, pointer private)
+{
+ LFWIDataPtr data = (LFWIDataPtr) private;
+ int ret;
+ char *name;
+ int namelen;
+
+ if (data->current == data->names->nnames)
+ {
+ FreeFontNames (data->names);
+ free (data);
+ return BadFontName;
+ }
+ name = data->names->names[data->current];
+ namelen = data->names->length[data->current];
+ ret = FontFileListOneFontWithInfo (client, fpe, &name, &namelen, pFontInfo);
+ if (ret == BadFontName)
+ ret = AllocError;
+ *namep = name;
+ *namelenp = namelen;
+ ++data->current;
+ *numFonts = data->names->nnames - data->current;
+ return ret;
+}
+
+int
+FontFileStartListFontsAndAliases(pointer client, FontPathElementPtr fpe,
+ char *pat, int len, int max,
+ pointer *privatep)
+{
+ return FontFileStartListFonts(client, fpe, pat, len, max, privatep, 1);
+}
+
+int
+FontFileListNextFontOrAlias(pointer client, FontPathElementPtr fpe,
+ char **namep, int *namelenp, char **resolvedp,
+ int *resolvedlenp, pointer private)
+{
+ LFWIDataPtr data = (LFWIDataPtr) private;
+ int ret;
+ char *name;
+ int namelen;
+
+ if (data->current == data->names->nnames)
+ {
+ FreeFontNames (data->names);
+ free (data);
+ return BadFontName;
+ }
+ name = data->names->names[data->current];
+ namelen = data->names->length[data->current];
+
+ /* If this is a real font name... */
+ if (namelen >= 0)
+ {
+ *namep = name;
+ *namelenp = namelen;
+ ret = Successful;
+ }
+ /* Else if an alias */
+ else
+ {
+ /* Tell the caller that this is an alias... let him resolve it to
+ see if it's valid */
+ *namep = name;
+ *namelenp = -namelen;
+ *resolvedp = data->names->names[++data->current];
+ *resolvedlenp = data->names->length[data->current];
+ ret = FontNameAlias;
+ }
+
+ ++data->current;
+ return ret;
+}
+
+void
+FontFileRegisterLocalFpeFunctions (void)
+{
+ RegisterFPEFunctions(FontFileNameCheck,
+ FontFileInitFPE,
+ FontFileFreeFPE,
+ FontFileResetFPE,
+ FontFileOpenFont,
+ FontFileCloseFont,
+ FontFileListFonts,
+ FontFileStartListFontsWithInfo,
+ FontFileListNextFontWithInfo,
+ NULL,
+ NULL,
+ NULL,
+ FontFileStartListFontsAndAliases,
+ FontFileListNextFontOrAlias,
+ FontFileEmptyBitmapSource);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-29 21:04:07 +0000